The success of liberal democracy depends on the ability of its institutions to adapt to changing circumstances.

The best way to predict the future is to create it.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

我从十五岁开始致力于学习，三十岁便能自立于社会了，四十岁对各种事理不再迷惑不解，五十岁懂得了自然界的规律，六十岁对听到的事情能领会贯通，并能辨别是非真伪，七十岁时做事能随心所欲，但又不会超出礼法的规范。

We need to reshape our own perception of how we view ourselves. We have to step up as women and take the lead.

人类不仅是一种地质因素，而且可能是所有地质力量中最强大和最普遍的。